Adds CI for missing icon_states (#27063)

* Adds CI for missing icon_states

* yeah

* more fixes

* more fixes

* seems good

* moar

* fix

* yea

* hrtyhrt

* yeah

* WOE

code/modules/antagonists/changeling/powers/mutations.dm

@@ -248,6 +248,7 @@
 	desc = "a tentacle."
 	projectile_type = /obj/item/projectile/tentacle
 	caliber = "tentacle"
+	icon = 'icons/obj/projectiles.dmi'
 	icon_state = "tentacle_end"
 	muzzle_flash_effect = null
 	muzzle_flash_color = null

code/modules/arcade/arcade_base.dm

@@ -3,7 +3,7 @@
 	name = "Arcade Game"
 	desc = "One of the most generic arcade games ever."
 	icon = 'icons/obj/arcade.dmi'
-	icon_state = "clawmachine_on"
+	icon_state = "clawmachine_1_on"
 	idle_power_consumption = 40
 
 	var/tokens = 0

code/modules/atmospherics/machinery/components/binary_devices/circulator.dm

@@ -2,7 +2,7 @@
 	name = "circulator/heat exchanger"
 	desc = "A gas circulator pump and heat exchanger. Its input port is on the south side, and its output port is on the north side."
 	icon = 'icons/obj/atmospherics/circulator.dmi'
-	icon_state = "circ1-off"
+	icon_state = "circ8-off"
 	anchored = TRUE
 	density = TRUE
 	can_unwrench = TRUE

code/modules/atmospherics/machinery/pipes/simple/pipe_simple_he.dm

@@ -87,7 +87,6 @@
 
 /obj/machinery/atmospherics/pipe/simple/heat_exchanging/hidden
 	level=1
-	icon_state="intact-f"
 	plane = FLOOR_PLANE
 	layer = GAS_PIPE_HIDDEN_LAYER
 
@@ -134,6 +133,5 @@
 
 /obj/machinery/atmospherics/pipe/simple/heat_exchanging/junction/hidden
 	level=1
-	icon_state="intact-f"
 	plane = FLOOR_PLANE
 	layer = GAS_PIPE_HIDDEN_LAYER

code/modules/clothing/gloves/misc_gloves.dm

@@ -107,13 +107,6 @@
 	transfer_prints = TRUE
 	clipped = TRUE
 
-/obj/item/clothing/gloves/batmangloves
-	name = "batgloves"
-	desc = "Used for handling all things bat related."
-	icon_state = "bmgloves"
-	item_state = "bmgloves"
-	item_color="bmgloves"
-
 /obj/item/clothing/gloves/cursedclown
 	name = "cursed white gloves"
 	desc = "These things smell terrible, and they're all lumpy. Gross."

code/modules/clothing/head/misc_hats.dm

@@ -412,6 +412,7 @@
 /obj/item/clothing/head/beret/purple
 	name = "Pierson Family Beret"
 	desc = "A purple beret, with a small golden crescent moon sewn onto it."
+	icon = 'icons/obj/clothing/hats.dmi'
 	icon_state = "beret_purple"
 	item_state = "purpleberet"
 

code/modules/clothing/spacesuits/alien_suits.dm

@@ -32,6 +32,7 @@
 //Unathi space gear. Huge and restrictive.
 /obj/item/clothing/head/helmet/space/unathi
 	icon = 'icons/obj/clothing/species/unathi/hats.dmi'
+	icon_state = null
 	species_restricted = list("Unathi")
 	sprite_sheets = list(
 		"Unathi" = 'icons/mob/clothing/species/unathi/helmet.dmi'
@@ -46,6 +47,7 @@
 
 /obj/item/clothing/suit/space/unathi
 	icon = 'icons/obj/clothing/species/unathi/suits.dmi'
+	icon_state = null
 	species_restricted = list("Unathi")
 	sprite_sheets = list(
 		"Unathi" = 'icons/mob/clothing/species/unathi/suit.dmi'
@@ -81,6 +83,7 @@
 	max_heat_protection_temperature = SPACE_SUIT_MAX_TEMP_PROTECT
 	dyeable = FALSE
 	icon = 'icons/obj/clothing/species/vox/suits.dmi'
+	icon_state = null
 	species_restricted = list("Vox")
 	sprite_sheets = list(
 		"Vox" = 'icons/mob/clothing/species/vox/suit.dmi')
@@ -90,6 +93,7 @@
 	flags = STOPSPRESSUREDMAGE
 	flags_cover = HEADCOVERSEYES
 	icon = 'icons/obj/clothing/species/vox/hats.dmi'
+	icon_state = null
 	species_restricted = list("Vox")
 	sprite_sheets = list(
 		"Vox" = 'icons/mob/clothing/species/vox/head.dmi')

code/modules/clothing/spacesuits/hardsuit.dm

@@ -2,7 +2,7 @@
 /obj/item/clothing/head/helmet/space/hardsuit
 	name = "hardsuit helmet"
 	desc = "A special helmet designed for work in a hazardous, low-pressure environment."
-	icon_state = "hardsuit0-engineering"
+	icon_state = null
 	item_state = "eng_helm"
 	max_integrity = 300
 	armor = list(MELEE = 5, BULLET = 5, LASER = 5, ENERGY = 5, BOMB = 5, RAD = 150, FIRE = 50, ACID = 150)
@@ -143,7 +143,7 @@
 /obj/item/clothing/suit/space/hardsuit
 	name = "hardsuit"
 	desc = "A special space suit for environments that might pose hazards beyond just the vacuum of space. Provides more protection than a standard space suit."
-	icon_state = "hardsuit-engineering"
+	icon_state = null
 	item_state = "eng_hardsuit"
 	max_integrity = 300
 	armor = list(MELEE = 5, BULLET = 5, LASER = 5, ENERGY = 5, BOMB = 5, RAD = 150, FIRE = 50, ACID = 150)
@@ -451,37 +451,37 @@
 	helmettype = /obj/item/clothing/head/helmet/space/hardsuit/soviet/commander
 
 //Security
-/obj/item/clothing/head/helmet/space/hardsuit/security
-	name = "security hardsuit helmet"
-	desc = "A special helmet designed for work in a hazardous, low pressure environment. Has an additional layer of armor."
-	icon_state = "hardsuit0-sec"
-	item_state = "sec_helm"
-	item_color = "sec"
-	armor = list(MELEE = 25, BULLET = 10, LASER = 20, ENERGY = 5, BOMB = 5, RAD = 50, FIRE = 150, ACID = 150)
+// /obj/item/clothing/head/helmet/space/hardsuit/security
+// 	name = "security hardsuit helmet"
+// 	desc = "A special helmet designed for work in a hazardous, low pressure environment. Has an additional layer of armor."
+// 	icon_state = "hardsuit0-sec"
+// 	item_state = "sec_helm"
+// 	item_color = "sec"
+// 	armor = list(MELEE = 25, BULLET = 10, LASER = 20, ENERGY = 5, BOMB = 5, RAD = 50, FIRE = 150, ACID = 150)
 
-/obj/item/clothing/suit/space/hardsuit/security
-	name = "security hardsuit"
-	desc = "A special suit that protects against hazardous, low pressure environments. Has an additional layer of armor."
-	icon_state = "hardsuit-sec"
-	item_state = "sec_hardsuit"
-	armor = list(MELEE = 25, BULLET = 10, LASER = 20, ENERGY = 5, BOMB = 5, RAD = 50, FIRE = 150, ACID = 150)
-	allowed = list(/obj/item/gun,/obj/item/flashlight,/obj/item/tank/internals,/obj/item/melee/baton,/obj/item/reagent_containers/spray/pepper,/obj/item/ammo_box,/obj/item/ammo_casing,/obj/item/restraints/handcuffs)
-	helmettype = /obj/item/clothing/head/helmet/space/hardsuit/security
+// /obj/item/clothing/suit/space/hardsuit/security
+// 	name = "security hardsuit"
+// 	desc = "A special suit that protects against hazardous, low pressure environments. Has an additional layer of armor."
+// 	icon_state = "hardsuit-sec"
+// 	item_state = "sec_hardsuit"
+// 	armor = list(MELEE = 25, BULLET = 10, LASER = 20, ENERGY = 5, BOMB = 5, RAD = 50, FIRE = 150, ACID = 150)
+// 	allowed = list(/obj/item/gun,/obj/item/flashlight,/obj/item/tank/internals,/obj/item/melee/baton,/obj/item/reagent_containers/spray/pepper,/obj/item/ammo_box,/obj/item/ammo_casing,/obj/item/restraints/handcuffs)
+// 	helmettype = /obj/item/clothing/head/helmet/space/hardsuit/security
 
-/obj/item/clothing/head/helmet/space/hardsuit/security/hos
-	name = "head of security's hardsuit helmet"
-	desc = "A special bulky helmet designed for work in a hazardous, low pressure environment. Has an additional layer of armor."
-	icon_state = "hardsuit0-hos"
-	item_color = "hos"
-	armor = list(MELEE = 40, BULLET = 15, LASER = 20, ENERGY = 5, BOMB = 15, RAD = 50, FIRE = INFINITY, ACID = INFINITY)
+// /obj/item/clothing/head/helmet/space/hardsuit/security/hos
+// 	name = "head of security's hardsuit helmet"
+// 	desc = "A special bulky helmet designed for work in a hazardous, low pressure environment. Has an additional layer of armor."
+// 	icon_state = "hardsuit0-hos"
+// 	item_color = "hos"
+// 	armor = list(MELEE = 40, BULLET = 15, LASER = 20, ENERGY = 5, BOMB = 15, RAD = 50, FIRE = INFINITY, ACID = INFINITY)
 
-/obj/item/clothing/suit/space/hardsuit/security/hos
-	name = "head of security's hardsuit"
-	desc = "A special bulky suit that protects against hazardous, low pressure environments. Has an additional layer of armor."
-	icon_state = "hardsuit-hos"
-	armor = list(MELEE = 40, BULLET = 15, LASER = 20, ENERGY = 5, BOMB = 15, RAD = 50, FIRE = INFINITY, ACID = INFINITY)
-	helmettype = /obj/item/clothing/head/helmet/space/hardsuit/security/hos
-	jetpack = /obj/item/tank/jetpack/suit
+// /obj/item/clothing/suit/space/hardsuit/security/hos
+// 	name = "head of security's hardsuit"
+// 	desc = "A special bulky suit that protects against hazardous, low pressure environments. Has an additional layer of armor."
+// 	icon_state = "hardsuit-hos"
+// 	armor = list(MELEE = 40, BULLET = 15, LASER = 20, ENERGY = 5, BOMB = 15, RAD = 50, FIRE = INFINITY, ACID = INFINITY)
+// 	helmettype = /obj/item/clothing/head/helmet/space/hardsuit/security/hos
+// 	jetpack = /obj/item/tank/jetpack/suit
 
 
 //Singuloth armor

code/modules/clothing/suits/misc_suits.dm

@@ -723,18 +723,6 @@
 	item_state = "leathercoat"
 	resistance_flags = FIRE_PROOF
 
-/obj/item/clothing/suit/browncoat
-	name = "brown leather coat"
-	desc = "A long, brown leather coat."
-	icon_state = "browncoat"
-	item_state = "browncoat"
-
-/obj/item/clothing/suit/neocoat
-	name = "black coat"
-	desc = "A flowing, black coat."
-	icon_state = "neocoat"
-	item_state = "neocoat"
-
 /obj/item/clothing/suit/browntrenchcoat
 	name = "brown trench coat"
 	desc = "It makes you stand out. Just the opposite of why it's typically worn. Nice try trying to blend in while wearing it."
@@ -792,14 +780,6 @@
 	name = "white tracksuit"
 	icon_state = "trackjacketwhite_open"
 
-//actual suits
-
-/obj/item/clothing/suit/creamsuit
-	name = "cream suit"
-	desc = "A cream coloured, genteel suit."
-	icon_state = "creamsuit"
-	item_state = "creamsuit"
-
 /obj/item/clothing/suit/jacket/miljacket
 	name = "olive military jacket"
 	desc = "A canvas jacket styled after classical American military garb. Feels sturdy, yet comfortable. This one comes in olive."
@@ -1194,6 +1174,7 @@
 /obj/item/clothing/suit/fluff/noble_coat
 	name = "noble coat"
 	desc = "The livid blues, purples and greens are awesome enough to evoke a visceral response in you; it is not dissimilar to indigestion."
+	icon = 'icons/obj/clothing/suits.dmi'
 	icon_state = "noble_coat"
 	item_state = "noble_coat"
 	body_parts_covered = UPPER_TORSO|LOWER_TORSO|ARMS

code/modules/clothing/under/costumes.dm

@@ -135,6 +135,7 @@
 /obj/item/clothing/under/psysuit
 	name = "dark undersuit"
 	desc = "A thick, layered grey undersuit lined with power cables. Feels a little like wearing an electrical storm."
+	icon = 'icons/obj/clothing/under/costumes.dmi'
 	icon_state = "psysuit"
 	item_state = "psysuit"
 	item_color = "psysuit"

code/modules/customitems/item_defines.dm

@@ -186,7 +186,7 @@
 /obj/item/clothing/glasses/sunglasses_fake/fluff/kaki
 	name = "broken thermonocle"
 	desc = "A weathered Vox thermonocle, doesn't seem to work anymore."
-	icon_state = "thermoncle"
+	icon_state = "thermonocle"
 
 /// Rapidvalj: Hakikarahiti
 /obj/item/fluff/rapid_wheelchair_kit
@@ -216,6 +216,7 @@
 	name = "custom zippo"
 	desc = "A custom made zippo lighter."
 	icon = 'icons/obj/custom_items.dmi'
+	icon_state = null
 
 /// GodOfOreos: Jason Conrad
 /obj/item/lighter/zippo/fluff/purple
@@ -1770,6 +1771,7 @@
 	name = "fluff ring"
 	desc = "Someone forgot to set this fluff item's description, notify a coder!"
 	icon = 'icons/obj/custom_items.dmi'
+	icon_state = null
 	fluff_material = TRUE
 
 /obj/item/clothing/gloves/ring/fluff/update_icon_state()

code/modules/events/meaty_ops.dm

@@ -1,15 +0,0 @@
-/datum/event/meteor_wave/goreop/announce()
-	var/meteor_declaration = "MeteorOps have declared their intent to utterly destroy [station_name()] with their own bodies, and dares the crew to try and stop them."
-	GLOB.major_announcement.Announce(meteor_declaration, "Declaration of 'War'", 'sound/effects/siren.ogg')
-
-/datum/event/meteor_wave/goreop/setup()
-	waves = 3
-
-/datum/event/meteor_wave/goreop/get_meteor_count()
-	return 5
-
-/datum/event/meteor_wave/goreop/get_meteors()
-	return GLOB.meteors_ops
-
-/datum/event/meteor_wave/goreop/end()
-	GLOB.minor_announcement.Announce("All MeteorOps are dead. Major Station Victory.", "MeteorOps")

code/modules/food_and_drinks/food/customizables.dm

@@ -266,15 +266,6 @@ do {\
 	snack_overlays = 0
 	top = 0
 
-/obj/item/food/customizable/candy/bar
-	name = "flavored chocolate bar"
-	desc = "Made in a factory downtown."
-	icon_state = "barcustom"
-	baseicon = "barcustom"
-	basename = "flavored chocolate bar"
-	snack_overlays = 0
-	top = 0
-
 /obj/item/food/customizable/candy/sucker
 	name = "flavored sucker"
 	desc = "Suck suck suck."

code/modules/food_and_drinks/food/foods/baked_goods.dm

@@ -1242,7 +1242,7 @@
 	name = "grape tart"
 	desc = "A tasty dessert that reminds you of the wine you didn't make."
 	icon = 'icons/obj/food/bakedgoods.dmi'
-	icon_state = "grape_tart"
+	icon_state = "grapetart"
 	trash = /obj/item/trash/plate
 	filling_color = "#8c00ff"
 	bitesize = 3

code/modules/games/cards.dm

@@ -313,7 +313,6 @@
 	name = "hand of cards"
 	desc = "Some playing cards."
 	icon = 'icons/obj/playing_cards.dmi'
-	icon_state = "empty"
 	w_class = WEIGHT_CLASS_TINY
 	actions_types = list(/datum/action/item_action/remove_card, /datum/action/item_action/discard)
 

code/modules/mining/equipment/marker_beacons.dm

@@ -74,7 +74,8 @@ GLOBAL_LIST_INIT(marker_beacon_colors, list(
 	name = "marker beacon"
 	desc = "A Prism-brand path illumination device. It is anchored in place and glowing steadily."
 	icon = 'icons/obj/lighting.dmi'
-	icon_state = "marker"
+	icon_state = "markerrandom"
+	base_icon_state = "marker"
 	layer = BELOW_OPEN_DOOR_LAYER
 	armor = list(MELEE = 50, BULLET = 75, LASER = 75, ENERGY = 75, BOMB = 25, RAD = 100, FIRE = 25, ACID = 0)
 	max_integrity = 50
@@ -104,7 +105,7 @@ GLOBAL_LIST_INIT(marker_beacon_colors, list(
 /obj/structure/marker_beacon/update_icon_state()
 	while(!picked_color || !GLOB.marker_beacon_colors[picked_color])
 		picked_color = pick(GLOB.marker_beacon_colors)
-	icon_state = "[initial(icon_state)][lowertext(picked_color)]-on"
+	icon_state = "[base_icon_state][lowertext(picked_color)]-on"
 	set_light(light_range, light_power, GLOB.marker_beacon_colors[picked_color])
 
 /obj/structure/marker_beacon/attack_hand(mob/living/user)
@@ -150,6 +151,7 @@ GLOBAL_LIST_INIT(marker_beacon_colors, list(
 	name = "docking beacon"
 	desc = "An illumination device used to designate docking ports. It is anchored in place and pulsing steadily."
 	icon_state = "dockingmarker"
+	base_icon_state = "dockingmarker"
 	flags = NODECONSTRUCT
 
 /obj/structure/marker_beacon/dock_marker/update_icon_state()

code/modules/mining/equipment/mineral_scanner.dm

@@ -75,6 +75,7 @@
 	plane = FULLSCREEN_PLANE
 	layer = FLASH_LAYER
 	icon = 'icons/effects/ore_visuals.dmi'
+	icon_state = null
 	appearance_flags = 0 //to avoid having TILE_BOUND in the flags, so that the 480x480 icon states let you see it no matter where you are
 	duration = 35
 	pixel_x = -224

code/modules/mining/lavaland/ash_flora.dm

@@ -2,7 +2,8 @@
 	gender = PLURAL
 	layer = PROJECTILE_HIT_THRESHHOLD_LAYER //sporangiums up don't shoot
 	icon = 'icons/obj/lavaland/ash_flora.dmi'
-	icon_state = "l_mushroom"
+	icon_state = "l_mushroom1"
+	base_icon_state = "l_mushroom"
 	name = "large mushrooms"
 	desc = "A number of large mushrooms, covered in a faint layer of ash and what can only be spores."
 	anchored = TRUE
@@ -24,7 +25,7 @@
 
 /obj/structure/flora/ash/Initialize(mapload)
 	. = ..()
-	base_icon = "[icon_state][rand(1, 4)]"
+	base_icon = "[base_icon_state][rand(1, 4)]"
 	icon_state = base_icon
 
 /obj/structure/flora/ash/proc/harvest(user)
@@ -80,7 +81,8 @@
 	regrowth_time_low = 4200
 
 /obj/structure/flora/ash/leaf_shroom
-	icon_state = "s_mushroom"
+	icon_state = "s_mushroom1"
+	base_icon_state = "s_mushroom"
 	name = "leafy mushrooms"
 	desc = "A number of mushrooms, each of which surrounds a greenish sporangium with a number of leaf-like structures."
 	harvested_name = "leafless mushrooms"
@@ -96,7 +98,8 @@
 	regrowth_time_high = 6000
 
 /obj/structure/flora/ash/cap_shroom
-	icon_state = "r_mushroom"
+	icon_state = "r_mushroom1"
+	base_icon_state = "r_mushroom"
 	name = "tall mushrooms"
 	desc = "Several mushrooms, the larger of which have a ring of conks at the midpoint of their stems."
 	harvested_name = "small mushrooms"
@@ -111,7 +114,8 @@
 	regrowth_time_high = 5400
 
 /obj/structure/flora/ash/stem_shroom
-	icon_state = "t_mushroom"
+	icon_state = "t_mushroom1"
+	base_icon_state = "t_mushroom"
 	name = "numerous mushrooms"
 	desc = "A large number of mushrooms, some of which have long, fleshy stems. They're radiating light!"
 	light_range = 1.5
@@ -128,7 +132,8 @@
 	regrowth_time_high = 6000
 
 /obj/structure/flora/ash/cacti
-	icon_state = "cactus"
+	icon_state = "cactus1"
+	base_icon_state = "cactus"
 	name = "fruiting cacti"
 	desc = "Several prickly cacti, brimming with ripe fruit and covered in a thin layer of ash."
 	harvested_name = "cacti"
@@ -156,6 +161,7 @@
 	name = "large rock"
 	desc = "A volcanic rock. Pioneers used to ride these babies for miles."
 	icon_state = "basalt1"
+	base_icon_state = "basalt"
 	density = TRUE
 	resistance_flags = FIRE_PROOF
 	harvest = /obj/item/stack/ore/glass/basalt

code/modules/mining/lavaland/loot/tendril_loot.dm

@@ -344,6 +344,7 @@
 	desc = "a hook."
 	projectile_type = /obj/item/projectile/hook
 	caliber = "hook"
+	icon = 'icons/obj/lavaland/artefacts.dmi'
 	icon_state = "hook"
 	muzzle_flash_effect = null
 

code/modules/mob/living/silicon/robot/robot_modules.dm

@@ -1,7 +1,7 @@
 /obj/item/robot_module
 	name = "robot module"
 	icon = 'icons/obj/module.dmi'
-	icon_state = "std_module"
+	icon_state = "std_mod"
 	w_class = 100
 	item_state = "electronic"
 	flags = CONDUCT

code/modules/mob/living/simple_animal/hostile/megafauna/bubblegum.dm

@@ -560,6 +560,7 @@ Difficulty: Hard
 
 /obj/effect/temp_visual/bubblegum_hands
 	icon = 'icons/effects/bubblegum.dmi'
+	icon_state = null
 	duration = 9
 
 /obj/effect/temp_visual/bubblegum_hands/rightthumb

code/modules/mob/mob_holder.dm

@@ -107,7 +107,7 @@
 /obj/item/holder/pai
 	name = "pAI"
 	desc = "It's a little robot."
-	icon_state = "pai"
+	icon_state = null
 
 /obj/item/holder/mouse
 	name = "mouse"

code/modules/mod/mod_construction.dm

@@ -1,7 +1,6 @@
 /obj/item/mod/construction
 	desc = "A part used in MOD construction. You could insert it into a MOD shell."
 	icon = 'icons/obj/clothing/modsuit/mod_construction.dmi'
-	icon_state = "rack_parts"
 
 /obj/item/mod/construction/helmet
 	name = "MOD helmet"

code/modules/mod/mod_control.dm

@@ -8,7 +8,7 @@
 /obj/item/mod/control
 	name = "MOD control unit"
 	desc = "The control unit of a Modular Outerwear Device, a powered suit that protects against various environments."
-	icon_state = "mod_control"
+	icon_state = null
 	item_state = "mod_control"
 	base_icon_state = "control"
 	w_class = WEIGHT_CLASS_BULKY

code/modules/pda/ai_pda.dm

@@ -1,6 +1,5 @@
 // Special AI/pAI PDAs that cannot explode.
 /obj/item/pda/silicon
-	icon_state = "NONE"
 	detonate = FALSE
 	ttone = "data"
 

code/modules/power/engines/singularity/narsie.dm

@@ -3,6 +3,7 @@
 	name = "Nar'sie's Avatar"
 	desc = "Your mind begins to bubble and ooze as it tries to comprehend what it sees."
 	icon = 'icons/obj/magic_terror.dmi'
+	icon_state = null
 	pixel_x = -89
 	pixel_y = -85
 	current_size = 9 //It moves/eats like a max-size singulo, aside from range. --NEO
@@ -18,6 +19,7 @@
 /obj/singularity/narsie/large
 	name = "Nar'Sie"
 	icon = 'icons/obj/narsie.dmi'
+	icon_state = "narsie"
 	// Pixel stuff centers Narsie.
 	pixel_x = -236
 	pixel_y = -256

code/modules/power/engines/singularity/particle_accelerator/particle_accelerator.dm

@@ -63,7 +63,7 @@ So, hopefully this is helpful if any more icons are to be added/changed/wonderin
 	name = "Particle Accelerator"
 	desc = "Part of a Particle Accelerator."
 	icon = 'icons/obj/machines/particle_accelerator.dmi'
-	icon_state = "none"
+	icon_state = null
 	anchored = FALSE
 	density = TRUE
 	max_integrity = 500
@@ -222,7 +222,6 @@ So, hopefully this is helpful if any more icons are to be added/changed/wonderin
 	name = "Particle Accelerator"
 	desc = "Part of a Particle Accelerator."
 	icon = 'icons/obj/machines/particle_accelerator.dmi'
-	icon_state = "none"
 	anchored = FALSE
 	density = TRUE
 	power_state = NO_POWER_USE

code/modules/power/engines/singularity/particle_accelerator/particle_emitter.dm

@@ -2,7 +2,7 @@
 	name = "EM Containment Grid"
 	desc_holder = "This part launches the Alpha particles. You might not want to stand near this end."
 	icon = 'icons/obj/machines/particle_accelerator.dmi'
-	icon_state = "none"
+	icon_state = null
 	var/fire_delay = 50
 	var/last_shot = 0
 

code/modules/projectiles/guns/throw/pielauncher.dm

@@ -1,7 +1,7 @@
 /obj/item/gun/throw/piecannon
 	name = "pie cannon"
 	desc = "A projectile weapon that fires pies."
-	icon_state = "piecannon"
+	icon_state = "piecannon1"
 	w_class = WEIGHT_CLASS_HUGE
 	throw_speed = 2
 	throw_range = 3

code/modules/reagents/reagent_containers/glass_containers.dm

@@ -6,8 +6,6 @@
 	var/base_name = " "
 	desc = " "
 	icon = 'icons/obj/chemical.dmi'
-	icon_state = "null"
-	item_state = "null"
 	amount_per_transfer_from_this = 10
 	possible_transfer_amounts = list(5,10,15,25,30,50)
 	volume = 50

code/modules/reagents/reagent_dispenser.dm

@@ -2,7 +2,7 @@
 	name = "Dispenser"
 	desc = "..."
 	icon = 'icons/obj/objects.dmi'
-	icon_state = "watertank"
+	icon_state = "water"
 	density = TRUE
 	pressure_resistance = 2*ONE_ATMOSPHERE
 	container_type = DRAINABLE | AMOUNT_VISIBLE

code/modules/ruins/lavalandruin_code/dead_ratvar.dm

@@ -42,23 +42,6 @@
 		linked = null
 	. = ..()
 
-/obj/effect/clockwork/overlay/wall
-	name = "clockwork wall"
-	icon = 'icons/turf/walls/clockwork_wall.dmi'
-	icon_state = "clockwork_wall"
-	canSmoothWith = list(SMOOTH_GROUP_WALLS, SMOOTH_GROUP_BRASS_WALL)
-	smoothing_flags = SMOOTH_CORNERS
-	layer = CLOSED_TURF_LAYER
-
-/obj/effect/clockwork/overlay/wall/Initialize(mapload)
-	. = ..()
-	QUEUE_SMOOTH_NEIGHBORS(src)
-	QUEUE_SMOOTH(src)
-
-/obj/effect/clockwork/overlay/wall/Destroy()
-	QUEUE_SMOOTH_NEIGHBORS(src)
-	return ..()
-
 /obj/effect/clockwork/overlay/floor
 	icon = 'icons/turf/floors.dmi'
 	icon_state = "clockwork_floor"
@@ -167,7 +150,7 @@
 	. = ..()
 	if(randomsinglesprite)
 		replace_name_desc()
-		icon_state = "[icon_state][rand(1, randomspritemax)]"
+		icon_state = "[base_icon_state][rand(1, randomspritemax)]"
 		pixel_x = rand(-sprite_shift, sprite_shift)
 		pixel_y = rand(-sprite_shift, sprite_shift)
 
@@ -185,17 +168,20 @@
 	w_class = WEIGHT_CLASS_TINY
 	randomsinglesprite = TRUE
 	icon_state = "shard_large"
+	base_icon_state = "shard_large"
 	sprite_shift = 9
 
 /obj/item/clockwork/alloy_shards/medium
 	w_class = WEIGHT_CLASS_TINY
 	randomsinglesprite = TRUE
 	icon_state = "shard_medium"
+	base_icon_state = "shard_medium"
 	sprite_shift = 10
 
 /obj/item/clockwork/alloy_shards/medium/gear_bit
 	randomspritemax = 4
-	icon_state = "gear_bit"
+	icon_state = "gear_bit1"
+	base_icon_state = "gear_bit"
 	sprite_shift = 12
 
 /obj/item/clockwork/alloy_shards/medium/gear_bit/replace_name_desc()
@@ -214,6 +200,7 @@
 	randomsinglesprite = TRUE
 	randomspritemax = 3
 	icon_state = "shard_small"
+	base_icon_state = "shard_small"
 	sprite_shift = 12
 
 /obj/item/clockwork/alloy_shards/pinion_lock

code/modules/surgery/organs/subtypes/xenos.dm

@@ -1,6 +1,6 @@
 /obj/item/organ/internal/alien
 	origin_tech = "biotech=5"
-	icon_state = "xgibmid2"
+	icon_state = null
 	var/list/alien_powers = list()
 	var/list/human_powers = list()
 	tough = TRUE

code/modules/unit_tests/_unit_tests.dm

@@ -17,6 +17,7 @@
 #include "log_format.dm"
 #include "map_templates.dm"
 #include "map_tests.dm"
+#include "missing_icons.dm"
 #include "origin_tech.dm"
 #include "purchase_reference_test.dm"
 #include "reagent_id_typos.dm"

code/modules/unit_tests/missing_icons.dm

@@ -0,0 +1,45 @@
+/// Makes sure objects actually have icons that exist!
+/datum/unit_test/missing_icons
+	var/static/list/possible_icon_states = list()
+
+/datum/unit_test/missing_icons/proc/generate_possible_icon_states_list(directory_path = "icons/obj/")
+	for(var/file_path in flist(directory_path))
+		if(findtext(file_path, ".dmi"))
+			for(var/sprite_icon in icon_states("[directory_path][file_path]", 1)) //2nd arg = 1 enables 64x64+ icon support, otherwise you'll end up with "sword0_1" instead of "sword"
+				possible_icon_states[sprite_icon] += list("[directory_path][file_path]")
+		else
+			possible_icon_states += generate_possible_icon_states_list("[directory_path][file_path]")
+
+/datum/unit_test/missing_icons/Run()
+	generate_possible_icon_states_list()
+	generate_possible_icon_states_list("icons/effects/")
+
+	//Add EVEN MORE paths if needed here!
+	//generate_possible_icon_states_list("your/folder/path/")
+	var/list/bad_list = list()
+	for(var/obj/obj_path as anything in subtypesof(/obj)) // maybe someday a subtype of this test can cover mobs too (hell maybe atom/movable)
+		if(initial(obj_path.flags) & ABSTRACT)
+			continue
+
+		var/icon = initial(obj_path.icon)
+		if(isnull(icon))
+			continue
+		var/icon_state = initial(obj_path.icon_state)
+		if(isnull(icon_state))
+			continue
+
+		if(length(bad_list) && (icon_state in bad_list[icon]))
+			continue
+
+		if(icon_exists(icon, icon_state))
+			continue
+
+		bad_list[icon] += list(icon_state)
+
+		var/match_message
+		if(icon_state in possible_icon_states)
+			for(var/file_place in possible_icon_states[icon_state])
+				match_message += (match_message ? " & '[file_place]'" : " - Matching sprite found in: '[file_place]'")
+
+		Fail("Missing icon_state for [obj_path] in '[icon]'.\n\ticon_state = \"[icon_state]\"[match_message]")
+

code/modules/vehicle/tg_vehicles/tg_vehicles.dm

@@ -2,7 +2,7 @@
 	name = "generic vehicle"
 	desc = "Yell at coding chat."
 	icon = 'icons/obj/tgvehicles.dmi'
-	icon_state = "error"
+	icon_state = null
 	max_integrity = 300
 	armor = list(MELEE = 30, BULLET = 30, LASER = 30, ENERGY = 0, BOMB = 30, RAD = 0, FIRE = 60, ACID = 60)
 	density = TRUE

code/modules/vehicle/vehicle.dm

@@ -3,7 +3,7 @@
 	name = "vehicle"
 	desc = "A basic vehicle, vroom!"
 	icon = 'icons/obj/vehicles.dmi'
-	icon_state = "scooter"
+	icon_state = null
 	density = TRUE
 	anchored = FALSE
 	can_buckle = TRUE